[RE-wrenches] Code signage for battery back-up?

Ray ray at solarray.com
Fri Sep 21 19:55:14 EDT 2018


I'm just going to add that some installers here are installing Li+ 
batteries indoors on the 2nd floor.  One was in the bedroom and kept the 
customer awake.  Plus when you consider that indoor space on homes can 
be up in the $300/ sq ft range that's adding quite a bit to the total 
cost of the PV system. Back to the signage issue, I haven't seen 
requirements, but some off grid places have signage near the door 
mentioning that the house is powered by a battery system with generator 
backup and may also describe the location of the disconnect.  I think 
it's a good idea to have a warning for any house with a  backup system: 
generator, batteries, etc.  However in practice on off grid homes, its 
usually way too late to worry about cutting power once the local VFD 
shows up.  They just contain the fire, but they're not going in.

Ray Walters
Remote Solar
303 505-8760

On 9/21/18 4:43 PM, Dave Angelini Offgrid Solar wrote:
>
> Hi David,
>
> For Offgrid it varies from do whatever you want because there is no 
> inspection to my philosophy of always exceeding code and using decades 
> of offgrid common sense.  Many Offgrid homes do not have someone to 
> help because they often are remotely located.
>
> I would like to add on to your request here because I am seeing alot 
> of people thinking/installing batteries in the conditioned space of a 
> home. I have always believed that unless the battery was listed for 
> conditioned space, (some Li Ion are) that it was a bad idea to do 
> this. Not to mention insurance not covering a claim in a fire. Thx. 
> --Dave / Offgrid Solar
>
> On Fri, 21 Sep 2018 14:55:57 -0400, David Palumbo 
> <palumbo131m at gmail.com> wrote:
>
>> What is the current code requirements around the country for required 
>> signage for a residence/business with back-up battery storage?
>>
>>   * For a home with a grid-tied PV system with back-up battery bank
>>     in the basement.
>>   * For an off-grid home with a stand alone power system.
>>   * For a business.
>>
>> I am volunteering to help fire departments in northern Vermont deal 
>> with emergency fire response on homes and businesses that may have 
>> solar and other alternative power sources.
>>
>> Thanks,
>>
>> David Palumbo
>>
>> Palumbo Consulting
>>
>> 462 Solar Way
>>
>> Hyde Park, VT 05655
>>
> -- 
>   
> *Dave Angelini Offgrid Solar "we go where powerlines don't" 
> http://members.sti.net/offgridsolar/ e-mail offgridsolar at sti.net 
> <mailto:offgridsolar at sti.net> text 209 813 0060*
>
>
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